Bosch ME17.9.21.1 ECU Tuning
Engine control unit used in 8 supported models from 2 makes.
Hyundai with the Bosch ME17.9.21.1
All Hyundai tunes- Hyundai i102007+AC3/AI3, IA/BA, PA · 1.2i 16VAutoTuner
- Hyundai i202008+GB/IB, PB · 1.2i 16VAutoTuner
- Hyundai i302006+FD, GD, PD · 1.4iAutoTuner
- Hyundai ix202010+JC · 1.4iAutoTuner
Kia with the Bosch ME17.9.21.1
All Kia tunes- Kia Ceed2012+1.4iAutoTuner
- Kia Picanto - Morning2011+JA, TA · 1.2i 16VAutoTuner
- Kia Rio2014+1.2i 16V, 1.4iAutoTuner
- Kia Venga2009+1.4iAutoTuner
About Bosch ME17.9.21.1 tuning
The Bosch ME17.9.21.1 engine control unit is supported in 8 models from Hyundai, Kia. We read, modify, and flash it with AutoTuner, then verify the result on our Dynojet 424xLC2 in Jenison, MI. A custom calibration optimizes fueling, ignition timing, boost, and torque limits for your exact build.
Don't See Your Vehicle?
These lists cover off-the-shelf tuning platforms. We also do standalone ECU installs and custom calibrations, so reach out and we'll tell you what's possible for your build. Compatibility data last updated 2026-09-24.